Alert archive / Oklahoma / Tornado Warnings in 2011

Tornado Warning 92, NWS Tulsa, OK

May 24, 2011Cherokee County, Delaware County, Mayes County, Oklahoma; Benton County, Arkansas

NWS Tulsa, OK issued this tornado warning at May 24, 2011, 9:48 PM CDT for Cherokee County, Delaware County, Mayes County, Oklahoma; Benton County, Arkansas. It was in force for 43 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 24, 2011, 9:48 PM CDT (02:48 UTC)
Expired
May 24, 2011, 10:31 PM CDT
In force
43 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon

Counties Benton County, AR, Cherokee County, OK, Delaware County, OK, Mayes County, OK

The radar

The Tulsa radar (KINX), 91 km from the middle of the area, began a volume at 02:47 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
May 24, 10:10 PM CDTFUNNEL CLOUD3 Nw Colcord, OK
May 24, 10:15 PM CDTTSTM WND DMG2 S Maysville, OKTREE DAMAGE. SEVERAL LARGE LIMBS BROKEN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 24, 8:05 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.8 hours before the alert went out and 96 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 2011-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1213 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2011-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1213 J/kg
Mixed-layer CIN
-94 J/kg
Mixed-layer LCL
941 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
200 m²/s²
Significant tornado parameter
0.7
Supercell composite
6.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

204 
WFUS54 KTSA 250248
TORTSA
ARC007-OKC021-041-097-250345-
/O.NEW.KTSA.TO.W.0092.110525T0248Z-110525T0345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
948 PM CDT TUE MAY 24 2011

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA
  SOUTHERN DELAWARE COUNTY IN NORTHEAST OKLAHOMA
  EASTERN MAYES COUNTY IN NORTHEAST OKLAHOMA
  NORTHERN BENTON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 1045 PM CDT

* AT 944 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 4 MILES SOUTHWEST OF LEACH...MOVING NORTHEAST
  AT 55 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...OAKS...
  TWIN OAKS...KANSAS...COLCORD...MAYSVILLE...GENTRY...SPRINGTOWN...
  DECATUR...GRAVETTE...HIWASSE...BENTONVILLE...BELLA VISTA AND PEA
  RIDGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!

&&

LAT...LON 3640 9396 3616 9475 3616 9480 3614 9480
      3606 9506 3622 9509 3651 9453 3650 9404
TIME...MOT...LOC 0248Z 246DEG 47KT 3619 9492

$$
4 follow-up statements
939 
WWUS54 KTSA 250256
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
956 PM CDT TUE MAY 24 2011

OKC097-250307-
/O.CAN.KTSA.TO.W.0092.000000T0000Z-110525T0345Z/
MAYES OK-
956 PM CDT TUE MAY 24 2011

...THE TORNADO WARNING FOR EASTERN MAYES COUNTY IS CANCELLED...

LAT...LON 3640 9396 3616 9473 3616 9480 3614 9480
      3613 9484 3613 9488 3627 9500 3651 9453
      3650 9404
TIME...MOT...LOC 0257Z 246DEG 47KT 3624 9481

$$

ARC007-OKC021-041-250345-
/O.CON.KTSA.TO.W.0092.000000T0000Z-110525T0345Z/
BENTON AR-CHEROKEE OK-DELAWARE OK-
956 PM CDT TUE MAY 24 2011

...TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT FOR SOUTHERN
DELAWARE...NORTHEASTERN CHEROKEE AND NORTHERN BENTON COUNTIES...

AT 953 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR TWIN OAKS...
MOVING NORTHEAST AT 55 MPH.

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...COLCORD...
CHEROKEE CITY...MAYSVILLE...GENTRY...SPRINGTOWN...DECATUR...
GRAVETTE...SULPHUR SPRINGS...VAUGHN...HIWASSE...CENTERTON...MILLER...
BENTONVILLE...BELLA VISTA...PEA RIDGE...AVOCA...HILL TOP AND WALNUT
HILL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!

&&

LAT...LON 3640 9396 3616 9473 3616 9480 3614 9480
      3613 9484 3613 9488 3627 9500 3651 9453
      3650 9404
TIME...MOT...LOC 0257Z 246DEG 47KT 3624 9481

$$
479 
WWUS54 KTSA 250315
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1015 PM CDT TUE MAY 24 2011

OKC021-250325-
/O.CAN.KTSA.TO.W.0092.000000T0000Z-110525T0345Z/
CHEROKEE OK-
1015 PM CDT TUE MAY 24 2011

...THE TORNADO WARNING FOR NORTHEASTERN CHEROKEE COUNTY IS
CANCELLED...

LAT...LON 3640 9396 3625 9466 3624 9481 3632 9485
      3651 9453 3650 9404
TIME...MOT...LOC 0315Z 246DEG 47KT 3632 9464

$$

ARC007-OKC041-250345-
/O.CON.KTSA.TO.W.0092.000000T0000Z-110525T0345Z/
BENTON AR-DELAWARE OK-
1015 PM CDT TUE MAY 24 2011

...TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT FOR EASTERN
DELAWARE AND NORTHERN BENTON COUNTIES...

AT 1010 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR COLCORD...
MOVING NORTHEAST AT 55 MPH.

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...CHEROKEE
CITY...MAYSVILLE...DECATUR...GRAVETTE...SULPHUR SPRINGS...HIWASSE...
CENTERTON...MILLER...BENTONVILLE...BELLA VISTA...AVOCA...PEA RIDGE...
HILL TOP AND WALNUT HILL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!

&&

LAT...LON 3640 9396 3625 9466 3624 9481 3632 9485
      3651 9453 3650 9404
TIME...MOT...LOC 0315Z 246DEG 47KT 3632 9464

$$
034 
WWUS54 KTSA 250326
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1026 PM CDT TUE MAY 24 2011

ARC007-OKC041-250345-
/O.CON.KTSA.TO.W.0092.000000T0000Z-110525T0345Z/
BENTON AR-DELAWARE OK-
1026 PM CDT TUE MAY 24 2011

...TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT FOR EASTERN
DELAWARE AND NORTHWESTERN BENTON COUNTIES...

AT 1024 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR MAYSVILLE...
MOVING NORTHEAST AT 50 MPH.

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...GRAVETTE
AND SULPHUR SPRINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!

&&

LAT...LON 3639 9439 3636 9454 3634 9464 3640 9464
      3651 9453 3650 9423
TIME...MOT...LOC 0326Z 230DEG 42KT 3642 9454

$$
756 
WWUS54 KTSA 250331
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1031 PM CDT TUE MAY 24 2011

ARC007-OKC041-250341-
/O.CAN.KTSA.TO.W.0092.000000T0000Z-110525T0345Z/
BENTON AR-DELAWARE OK-
1031 PM CDT TUE MAY 24 2011

...THE TORNADO WARNING FOR EASTERN DELAWARE AND NORTHWESTERN BENTON
COUNTIES IS CANCELLED...

THE THUNDERSTORM HAS WEAKENED BELOW SEVERE LIMITS...THEREFORE THE
TORNADO WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 4 AM CDT. 

LAT...LON 3639 9439 3636 9454 3634 9464 3640 9464
      3651 9453 3650 9423
TIME...MOT...LOC 0331Z 230DEG 42KT 3646 9448

$$

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 7:19 PM CDTSevere Thunderstorm WarningTSACreek, Nowata, Osage, Rogers, Tulsa, Washington56 min
May 24, 7:27 PM CDTSevere Thunderstorm WarningTSACreek, McIntosh, Mayes, Muskogee, Okfuskee, Okmulgee and 3 more48 min
May 24, 7:29 PM CDTTornado WarningTSAOsage, Washington31 min
May 24, 7:36 PM CDTTornado WarningTSACreek, Okfuskee, Okmulgee39 min
May 24, 8:02 PM CDTTornado WarningTSACreek, Muskogee, Okfuskee, Okmulgee, Tulsa, Wagoner43 min
May 24, 8:05 PM CDTSevere Thunderstorm WarningTSACraig, Mayes, Nowata, Rogers, Tulsa, Wagoner40 min
May 24, 8:06 PM CDTTornado WarningTSAPittsburg39 min
May 24, 8:09 PM CDTFlash Flood WarningTSACraig, Delaware, Mayes, Nowata, Ottawa, Rogers6 hr
May 24, 8:35 PM CDTTornado WarningTSAMuskogee, Okmulgee, Tulsa, Wagoner40 min
May 24, 8:39 PM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Craig, Delaware, Mayes, Nowata and 4 more66 min
May 24, 8:42 PM CDTSevere Thunderstorm WarningTSAHaskell, Latimer, Pittsburg, Pushmataha63 min
May 24, 8:52 PM CDTFlash Flood WarningTSAAdair, Cherokee, Mayes, Muskogee, Wagoner5 hr
May 24, 9:11 PM CDTTornado WarningTSAChoctaw64 min
May 24, 9:14 PM CDTTornado WarningTSACherokee, Delaware, Mayes, Wagoner46 min
May 24, 9:27 PM CDTTornado WarningTSAHaskell, Latimer, Pittsburg48 min
May 24, 9:33 PM CDTTornado WarningTSALatimer, LeFlore, Pushmataha42 min
May 24, 9:42 PM CDTSevere Thunderstorm WarningTSACraig, Delaware, Mayes, Ottawa48 min
May 24, 9:55 PM CDTSevere Thunderstorm WarningTSAHaskell, McIntosh, Muskogee, Pittsburg65 min
May 24, 10:13 PM CDTTornado WarningTSALatimer, LeFlore47 min
May 24, 10:25 PM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Delaware65 min
May 24, 10:34 PM CDTTornado WarningTSAAdair, Cherokee26 min
May 24, 10:47 PM CDTFlash Flood WarningTSAHaskell, LeFlore, Sequoyah3 hr
May 24, 10:53 PM CDTSevere Thunderstorm WarningTSAHaskell, Latimer, LeFlore, Sequoyah67 min
May 24, 10:54 PM CDTTornado WarningTSAAdair36 min
May 24, 10:56 PM CDTTornado WarningTSALeFlore49 min
May 24, 11:03 PM CDTTornado WarningTSAAdair42 min
May 24, 11:27 PM CDTTornado WarningTSALeFlore, Sequoyah33 min
May 24, 11:41 PM CDTTornado WarningTSASequoyah34 min
May 24, 7:59 PM CDTFlash Flood WarningTSACarroll12 hr
May 24, 11:14 PM CDTFlash Flood WarningTSABenton, Washington3 hr
May 24, 11:15 PM CDTFlash Flood WarningTSACrawford, Franklin, Sebastian3 hr
May 24, 11:28 PM CDTSevere Thunderstorm WarningTSABenton, Carroll, Madison, Washington92 min
May 24, 11:31 PM CDTSevere Thunderstorm WarningTSAFranklin, Sebastian29 min
May 24, 11:54 PM CDTFlash Flood WarningTSACarroll, Madison2 hr
May 24, 11:56 PM CDTTornado WarningTSACrawford, Franklin, Sebastian, Washington38 min
May 25, 2:08 AM CDTFlash Flood WarningTSABenton, Carroll112 min
May 25, 7:23 AM CDTFlash Flood WarningTSACarroll12 hr

Nearby

Tornado Warnings in Oklahoma, 2011Tornado Warnings in Arkansas, 2011Every tornado warning in 2011Tornadoes in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.